@article{article, title  = {{Simultaneous acoustic perfect absorption and rainbow trapping via topologically optimized sub-wavelength multi-slit sonic crystal metamaterials}},

 publisher = {{Springer Science and Business Media LLC}},

 url = {{https://doi.org/10.1038/s44384-025-00026-5 }},

 year = {{2026}},

 month = {{1}},

 author = {{Lam WK and Krynkin A and Umnova O and Tang SK}},

 doi = {{10.1038/s44384-025-00026-5}},

 volume = {{2}},

 journal = {{npj Acoustics}},

 issue = {{1}},

 pages = {{2}},

 note = {{Accessed on 2026/02/01}}}